5x-7=3(x+9)

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Solution for 5x-7=3(x+9) equation:


Simplifying
5x + -7 = 3(x + 9)

Reorder the terms:
-7 + 5x = 3(x + 9)

Reorder the terms:
-7 + 5x = 3(9 + x)
-7 + 5x = (9 * 3 + x * 3)
-7 + 5x = (27 + 3x)

Solving
-7 + 5x = 27 + 3x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-3x' to each side of the equation.
-7 + 5x + -3x = 27 + 3x + -3x

Combine like terms: 5x + -3x = 2x
-7 + 2x = 27 + 3x + -3x

Combine like terms: 3x + -3x = 0
-7 + 2x = 27 + 0
-7 + 2x = 27

Add '7' to each side of the equation.
-7 + 7 + 2x = 27 + 7

Combine like terms: -7 + 7 = 0
0 + 2x = 27 + 7
2x = 27 + 7

Combine like terms: 27 + 7 = 34
2x = 34

Divide each side by '2'.
x = 17

Simplifying
x = 17

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